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From: Jim Mattson <jmattson@google.com>
To: Sean Christopherson <seanjc@google.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	 Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	 Dave Hansen <dave.hansen@linux.intel.com>,
	x86@kernel.org,  "H . Peter Anvin" <hpa@zytor.com>,
	David Woodhouse <dwmw2@infradead.org>,
	Paul Durrant <paul@xen.org>,  Gleb Natapov <gleb@redhat.com>,
	Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>,
	 Suzuki Poulose <suzuki@in.ibm.com>,
	Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
	 Jan Kiszka <jan.kiszka@siemens.com>,
	kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Jim Mattson <jmattson@google.com>
Subject: [PATCH 0/2] KVM: x86: Clean up MP_STATE transitions
Date: Mon, 13 Jan 2025 12:01:42 -0800	[thread overview]
Message-ID: <20250113200150.487409-1-jmattson@google.com> (raw)

Introduce a generic setter, kvm_set_mp_state(), and use that to ensure that
pv_unhalted is cleared on all transitions to KVM_MP_STATE_RUNNABLE.

Jim Mattson (2):
  KVM: x86: Introduce kvm_set_mp_state()
  KVM: x86: Clear pv_unhalted on all transitions to
    KVM_MP_STATE_RUNNABLE

 arch/x86/kvm/lapic.c      |  6 +++---
 arch/x86/kvm/svm/nested.c |  2 +-
 arch/x86/kvm/svm/sev.c    |  5 ++---
 arch/x86/kvm/vmx/nested.c |  4 ++--
 arch/x86/kvm/x86.c        | 18 ++++++++----------
 arch/x86/kvm/x86.h        |  7 +++++++
 arch/x86/kvm/xen.c        |  4 ++--
 7 files changed, 25 insertions(+), 21 deletions(-)


base-commit: c45323b7560ec87c37c729b703c86ee65f136d75
-- 
2.47.1.688.g23fc6f90ad-goog


             reply	other threads:[~2025-01-13 20:02 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-13 20:01 Jim Mattson [this message]
2025-01-13 20:01 ` [PATCH 1/2] KVM: x86: Introduce kvm_set_mp_state() Jim Mattson
2025-02-12 16:42   ` Sean Christopherson
2025-01-13 20:01 ` [PATCH 2/2] KVM: x86: Clear pv_unhalted on all transitions to KVM_MP_STATE_RUNNABLE Jim Mattson
2025-02-05 18:45   ` Jim Mattson
2025-02-12 16:49     ` Sean Christopherson
2025-02-15  0:50 ` [PATCH 0/2] KVM: x86: Clean up MP_STATE transitions Sean Christopherson

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